◎ 题干
— I just want to know. Please tell me, how much do you make an hour?
— If you ________ know, I make $20 an hour.
[    ]
A. will  
B. shall
C. must  
D. need
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— I just want to know. Please tell me, how much do you make an hour?— If you ________ know, I make $20 an hour.[ ]A. willB. shallC. mustD. need…”主要考查了你对  【情态动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。